CN214040568U - Tail door lock impact testing device - Google Patents
Tail door lock impact testing device Download PDFInfo
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- CN214040568U CN214040568U CN202022958754.1U CN202022958754U CN214040568U CN 214040568 U CN214040568 U CN 214040568U CN 202022958754 U CN202022958754 U CN 202022958754U CN 214040568 U CN214040568 U CN 214040568U
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Abstract
The utility model relates to an automobile door lock testing arrangement technical field specifically indicates a tail-gate lock impact testing device. Including the main frame, its characterized in that: the support can be hinged and connected to the main frame in a rotating mode around a horizontal rotating shaft and used for simulating a car door and installing a lock catch plate; the lock rod mounting seat is provided with a lock catch plate corresponding to the bracket, and one end of the lock rod mounting seat is used for simulating a car body and mounting a lock rod; the main frame is provided with a lifting mechanism for driving the support to rotate around the horizontal rotating shaft and a sensor for recording the tension and pressure between the lock catch plate and the lock rod. The utility model discloses a testing arrangement simple structure, convenient operation can accurately simulate tail lock in-service use state, provides accurate data for the use and the design of tail lock and supports, and can be applicable to the tail lock of different models, has very big spreading value.
Description
Technical Field
The utility model relates to an automobile door lock testing arrangement technical field specifically indicates a tail-gate lock impact testing device.
Background
The automobile tail door lock is an important component for opening and closing the tail door, and comprises a lock rod arranged on the tail door and a pinch plate which is arranged on an automobile body and corresponds to the lock rod, as shown in figures 1 and 2. The reliability of the tailgate lock is generally evaluated in terms of engagement, release, general actuation durability, and malicious actuation durability. Under the specified test conditions (environment temperature, power voltage and impact speed), the tail gate lock is engaged and released by a pinch plate fixed on a gate and a lock rod fixed on a body, and the pinch plate and the lock rod are in a state equivalent to that of a real vehicle in the test.
Engagement-in the unlocked state of the tailgate lock, the load (N) produced by the striker plate impacting the lock lever when the tailgate is released from its initial position to its full travel is measured
Release-when the tailgate lock is engaged, the load (N) produced by the striker impacting the lock lever when the release handle is actuated from the home position to the full stroke is measured
General actuation durability-the striker plate and locking bar are in a general actuation state, as shown in fig. 1, with the center of the bar and the center of the striker plate coinciding. The engageability and releasability were examined after repeating the specified number of times in 1 cycle of disengagement-engagement-disengagement.
Malicious actuation durability-the pinch plate and the lock bar are in a malicious actuation state, as shown in fig. 2, the center of the lock bar and the center of the pinch plate deviate. The engageability and releasability were examined after repeating the specified number of times in 1 cycle of disengagement-engagement-disengagement.
The above is the main content of the test and evaluation of the tail door lock, but at present, no good special tail door lock test device can accurately test the content of the project of the tail door lock.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and providing a tail door lock impact testing device.
The technical scheme of the utility model is that: the utility model provides a tail-gate lock impact testing device, includes the main frame, its characterized in that: also comprises a main frame, a support frame and a support frame,
the bracket can be hinged and connected to the main frame around the horizontal rotating shaft in a rotating mode and is used for simulating a car door and installing a lock catch plate;
the lock rod mounting seat is provided with a lock catch plate corresponding to the bracket, and one end of the lock rod mounting seat is used for simulating a car body and mounting a lock rod;
the main frame is provided with a lifting mechanism for driving the support to rotate around the horizontal rotating shaft and a sensor for recording the tension and pressure between the lock catch plate and the lock rod.
Further still be provided with on the main frame and fix the support when the support promotes to the design elevation then release the fixed knot structure that is used for simulating the tail-gate lock meshing nature.
The fixing structure further comprises a lever cylinder arranged on the main frame and a pressing plate arranged at the output end of the lever cylinder; the pressing plate can be driven by the lever cylinder to turn downwards to be in a horizontal state and is supported at the lower end of the support to fix the support at a designed elevation position or turn over to be in a vertical state to release the support so that the support can fall freely.
Side plates are further arranged on two sides of the main frame; the side plates are provided with oval through holes which are vertically arranged; the lever cylinder is vertically and adjustably mounted on the side plate; the pressing plate overturns to enter or exit the through hole under the action of the lever cylinder.
The lifting mechanism further comprises a lifting cylinder and a pulley which are fixed on the main frame; the output end of the lifting cylinder is provided with a pull rope; the pull rope penetrates through the pulley and is connected with one end of the bracket, which is provided with the lock catch plate.
The lock rod mounting seat further comprises a mounting plate for mounting a lock rod; the mounting plate can be axially movably connected to the main frame along the rotating shaft of the bracket; and adjusting cylinders for driving the mounting plate to axially move along the rotating shaft of the support are arranged on two sides of the mounting plate on the main frame.
Further, a balancing weight is loaded on the support.
The utility model has the advantages that: 1. the utility model lifts the bracket to the designed elevation through the lifting mechanism, and then releases freely, which is used for simulating the engagement of the tail door lock; the lifting mechanism is used for stretching and drawing the engaged lock catch plate and the lock rod to simulate the releasing property of the tail door lock, and the sensor is used for recording the stretching and pressing acting force when the lock catch plate is engaged with and released from the lock rod, so that the whole device has a simple structure, is convenient to use, and can accurately simulate various states of tail door testing;
2. the utility model discloses be provided with fixed knot on the main frame and construct for the support that reaches the design elevation is fixed, and release the support in design elevation position, be used for simulating the meshing nature of tail-gate lock, easy operation, the simulation result is more accurate;
3. the fixing structure of the utility model is the combination of the lever cylinder and the turnable pressing plate, the structure is very simple, and the use is very convenient;
4. the lever cylinder of the utility model has adjustable height, can adapt to the requirements of free release height of the vehicle doors with different heights, and has wide application range;
5. the lifting mechanism of the utility model has simple structure and convenient operation, and can accurately simulate the opening and closing condition of the tail gate;
6. the lock rod mounting seat of the utility model can adjust the lock rod, ensure that the lock rod can be adjusted to coincide with the central line of the lock catch plate when the meshing performance and the releasing performance are simulated, and ensure that the lock rod can be adjusted to not coincide with the central line of the lock catch plate when the malicious actuation durability is simulated;
7. the utility model discloses an at shelf location balancing weight, the door of the different models of support simulation just can be adjusted through the weight of adjusting the balancing weight, makes the simulation result more accurate.
The utility model discloses a testing arrangement simple structure, convenient operation can accurately simulate tail lock in-service use state, provides accurate data for the use and the design of tail lock and supports, and can be applicable to the tail lock of different models, has very big spreading value.
Drawings
FIG. 1: the installation structure of the lock catch plate and the lock rod is shown in the schematic diagram when the meshing performance, the releasing performance and the general actuation durability are tested;
FIG. 2: the installation structure schematic diagram of the lock catch plate and the lock rod during the malicious actuation durability test;
FIG. 3: the structure schematic diagram of the impact testing device of the utility model;
FIG. 4: the installation structure schematic diagram of the lifting mechanism and the bracket of the utility model;
FIG. 5: the structure schematic diagram of the lock rod mounting seat of the utility model;
FIG. 6: the structure schematic diagram of the lever cylinder of the utility model;
wherein: 1-lifting cylinder; 2-a rotating shaft; 3, a bracket; 4-a balancing weight; 5, a pulley; 6, a main frame; 7-side plate; 8-lever cylinder; 9-locking plate; 10-locking bar; 11-adjusting the cylinder; 12-a mounting plate; 13-a sensor; 14, pressing a plate; 15-a through hole; 16-a pull rope.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1-6, a tail-gate lock impact testing device, including main frame 6, main frame 6 is whole impact testing device's braced frame, installs support 3 on the main frame 6, and support 3 is for simulating the car tail-gate, and support 3 one end is connected in main frame 6 through pivot 2 is articulated rotatoryly, and pivot 2 is arranged along the horizontal direction, and hasp board 9 is installed on support 3 for pivot 2 one end, and support 3 is around the rotatory start and close of simulation car tail-gate of axle.
A lock rod mounting seat is arranged on the main frame 6 on one side of a lock catch plate 9 corresponding to the support 3, the lock rod mounting seat is used for simulating a car body, and a lock rod 10 is arranged on the lock rod mounting seat. As shown in fig. 5, the locking rod mounting seat includes a mounting plate 12 for mounting the locking rod 10, the mounting plate 12 is connected to the main frame 6 in an axially movable manner along the rotating shaft 2 of the bracket 3, and the main frame 6 is provided with adjusting cylinders 11 on both sides of the mounting plate 12 for driving the mounting plate 12 to move axially along the rotating shaft 2 of the bracket 3. The adjusting cylinder 11 adjusts the position of the lock rod 10 along the rotating shaft 2, when testing the meshing performance, the releasing performance and the general actuating durability, the adjusting lock rod 10 is overlapped with the central line of the lock catch plate 9, and when testing the malicious actuating durability, the adjusting lock rod 10 is not overlapped with the central line of the lock catch plate 9.
This embodiment promotes opening and close with the simulation door to support 3 for the hoist mechanism of promotion is including fixing lift cylinder 1 and the pulley 5 on main frame 6, and 16 stay cords are installed to lift cylinder 1's output, and 16 stay cords pass pulley 5 and support 3 and install the one end of hasp board 9 and be connected. The lifting cylinder 1 is started, the pull rope 16 is pulled by the piston rod, the pull rope 16 pulls the support 3 to move upwards through the pulley 5, and when the support 3 is moved to the designed elevation, the engagement of the tail door lock can be simulated by releasing the support 3.
The main frame 6 is also provided with a fixing structure for fixing the bracket 3 when the bracket 3 is lifted to a designed elevation and then releasing the fixing structure for simulating the meshing performance of the tail gate lock. As shown in fig. 3 and 6, the fixing structure includes a lever cylinder 8 installed on the main frame 6, and a pressing plate 14 (a KGG-PG32 lever cylinder adopted in this embodiment, and having a pressing plate) disposed at an output end of the lever cylinder 8, wherein the pressing plate 14 can be driven by the lever cylinder 8 to be turned downwards to a horizontal state and supported by a lower end of the support 3 to fix the support 3 at a designed elevation position or be turned to a vertical state to release the support 3, so that the support 3 can fall freely.
In the embodiment, the lever cylinders 8 are arranged on two sides of the main frame 6, and the two groups of lever cylinders 8 are arranged oppositely and are respectively arranged on two sides of the support 3. In order to simulate the tailgate more accurately, the present embodiment is loaded with a counterweight 4 on the support 3.
The present embodiment is provided with a sensor 13 for recording the pulling and pressing force between the locking plate 9 and the lock lever 10 on the main frame 6.
During actual use and meshing test, the central line of the lock rod 10 and the central line of the lock plate 9 are adjusted to coincide through the adjusting cylinder 11, the lifting cylinder 1 is started to move the support 3 to a designed elevation, the pressing plate 14 is turned to a horizontal state to support the support 3, then the pressing plate 14 is turned to a vertical state to release the support 3, the lock plate 9 on the support 3 impacts the lock rod 10, and the sensor 13 records impact pressure;
when the releasing performance test is carried out, the central line of the lock rod 10 and the central line of the lock catch plate 9 are adjusted to be coincident through the adjusting cylinder 11, the lock catch plate 9 and the lock rod 10 are meshed together, the mass of the balancing weight 4 is adjusted according to static reaction force during meshing, the lifting cylinder 1 is started to lift the simulated tail gate to the state that the lock catch plate 9 and the lock rod 10 are completely separated, and pull pressure data are collected;
when a general actuation durability test is performed, the separation-engagement-separation is performed for 1 cycle, and the specified number of cycles is repeated as in the engagement and release test procedure described above;
when the test of the malicious actuation durability is carried out, the separation-engagement-separation is divided into 1 cycle, the adjusting cylinder 11 horizontally moves the mounting plate 12 to enable the central scale mark of the lock rod 10 and the central scale mark of the lock catch plate 9 to deviate from a specified distance, other steps are the same as the steps of the test of the engagement and the release, and the specified cycle times are repeated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a tail-gate lock impact testing device, includes main frame (6), its characterized in that: the automobile door lock further comprises a support (3) arranged on the main frame (6), wherein the support (3) can be hinged to the main frame (6) in a manner of rotating around a horizontal rotating shaft and is used for simulating an automobile door and mounting a lock catch plate (9);
the lock rod mounting seat is provided with a lock catch plate (9) corresponding to the bracket (3), one end of the lock rod mounting seat is used for simulating a car body and mounting a lock rod (10);
and a lifting mechanism for driving the support (3) to rotate around the horizontal rotating shaft (2) and a sensor (13) for recording the tension and pressure between the lock catch plate (9) and the lock rod (10) are arranged on the main frame (6).
2. The tail gate lock impact testing device of claim 1, wherein: the main frame (6) is also provided with a fixing structure which fixes the support (3) when the support (3) is lifted to a designed elevation and then releases the support for simulating the meshing performance of the tail gate lock.
3. The tail gate lock impact testing device of claim 2, wherein: the fixing structure comprises a lever cylinder (8) arranged on the main frame (6) and a pressing plate (14) arranged at the output end of the lever cylinder (8); the pressing plate (14) can be driven by the lever cylinder (8) to turn downwards to be in a horizontal state and is supported at the lower end of the support (3) to fix the support (3) at a designed elevation position or turn over to be in a vertical state to release the support (3) so that the support (3) can fall freely.
4. A tailgate lock impact testing apparatus, according to claim 3, wherein: side plates (7) are arranged on two sides of the main frame; the side plates (7) are provided with oval through holes (15) which are vertically arranged; the lever cylinder (8) is vertically and adjustably mounted on the side plate (7); the pressing plate (14) turns over to enter or exit the through hole (15) under the action of the lever cylinder (8).
5. The tail gate lock impact testing device of any one of claims 1 to 4, wherein: the lifting mechanism comprises a lifting cylinder (1) and a pulley (5) which are fixed on the main frame (6); the output end of the lifting cylinder (1) is provided with a pull rope (16); the pull rope (16) penetrates through the pulley (5) to be connected with one end of the bracket (3) provided with the lock catch plate (9).
6. The tail gate lock impact testing device of any one of claims 1 to 4, wherein: the locking rod mounting seat comprises a mounting plate (12) for mounting the locking rod (10); the mounting plate (12) can be axially movably connected with the main frame (6) along the rotating shaft (2) of the bracket (3); and adjusting cylinders (11) for driving the mounting plate (12) to axially move along the rotating shaft (2) of the support (3) are arranged on the two sides of the mounting plate (12) on the main frame (6).
7. The tail gate lock impact testing device of claim 1, wherein: the support (3) is loaded with a balancing weight (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022958754.1U CN214040568U (en) | 2020-12-09 | 2020-12-09 | Tail door lock impact testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022958754.1U CN214040568U (en) | 2020-12-09 | 2020-12-09 | Tail door lock impact testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214040568U true CN214040568U (en) | 2021-08-24 |
Family
ID=77334781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022958754.1U Active CN214040568U (en) | 2020-12-09 | 2020-12-09 | Tail door lock impact testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214040568U (en) |
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2020
- 2020-12-09 CN CN202022958754.1U patent/CN214040568U/en active Active
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